Lake Oswego Water Treatment Plant manager Kari Duncan (left) and Tempest Environmental's Roger Johnson discuss Lake Oswego's new mobile purification unit. The system, housed in a trailer, can purify 30,000 gallons of water a day in an emergency situation

A trailer houses the system that pulls water into its series of tanks that disinfect, clean and make the water taste good. The water is then pumped out into taps that residents can use to fill their own jugs, or the water could be pumped into barrels to be hauled where it is needed.

* Three-bedroom, one-bath bungalow, 0 acres – you move. When Wilsonville bought a 1,470-square-foot house on Tooze Road in 2006, city officials expected to tear it down and put a school on the 10-acre property. The city since moved the site for Lowrie Primary. The city still wants the land but not the house, so it's up for bid. The one major catch for any buyer is that they will have to get it off the city's land.

Clackamas County:Pam Treece, 61, started as the Westside Economic Alliance's new executive director Dec. 3. She's already making plans to get to know local businesses, recruit interns and even clean out the office. The alliance is a business advocacy group with both public-sector and private-sector partners in Washington County and Western Clackamas County. Treece has most recently worked with economic development organizations Greater Portland Inc. and the Portland-Vancouver Regional Partners.